Wesbar 5 Way Wiring Harness ExtensionWesbar harnesses conform to all applicable SAE, NMMA and TMA standards to provide years of dependable service. Wesbar's 5-way plugs mate with all Wesbar 4-way plugs and will operate all DOT required lights. Double End; 5-Flat plug loop; 24" Long; Car & Trailer end wiring harness;